| Average distance from Earth | 1.00 AU (1.495979 x 108 km) |
| Maximum distance from Earth | 1.0167 AU (1.5210 x 108 km) |
| Minimum distance from Earth | 0.9833 AU (1.4710 x 108 km) |
| Average angular diameter seen from Earth | 0.53 degrees (32 minutes of arc) |
| Period of rotation | 25 days at equator |
| Radius | 6.9599 x 105 km |
| Mass | 1.989 x 1030 kg |
| Average density | 1.409 g/cm3 |
| Escape velocity at surface | 617.7 km/sec |
| Luminosity | 3.826 x 1026 J/sec |
| Surface temperature | 5800 K |
| Central temperature | 15 x 106 K |
| Spectral type | G2 V |
| Apparent visual magnitude | -26.74 |
| Absolute visual magnitude | 4.83 |